Intense snow showers may bring quick, brief reductions in visibility with rapidly falling temperatures and increasing winds. Brief periods of near whiteout conditions are possible with minimal snow amounts. If traveling, be prepared for quick changes in visibility and slick spots on roads as temperatures quickly fall below freezing.

* WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 6 PM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...Mixed precipitation expected, before quickly changing over to snow this afternoon and evening. Total snow accumulations 1 to 3 inches north of Highway 30 and an inch or less to the south. Strong west to northwest winds gusting up to 45 to 55 mph may lead to significant blowing snow in open and rural areas, and to sudden reductions in visibility. * WHERE...In Illinois, Carroll County. In Iowa, Cedar, Clinton, Iowa, and Johnson Counties. * WHEN...From 3 PM this afternoon to 9 AM CST Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions. The hazardous conditions could impact the Monday morning commute. Gusty winds could bring down tree branches.

* WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Benton, Iowa, Johnson, Linn, Buchanan, and Delaware Counties. * WHEN...From 2 PM this afternoon to 6 PM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. * WHERE...Portions of north central and northwest Illinois and east central and northeast Iowa. * WHEN...For the Dense Fog Advisory, until noon CST today. For the Wind Advisory, from 2 PM this afternoon to 6 PM CST Monday. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...A strong cold front passing through this afternoon and evening will lead to a rapid drop in temperatures from the 40s and 50s to the 20s and teens which could result in a flash freeze leading to icy roads.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. * WHERE...Portions of north central and northwest Illinois and east central and northeast Iowa. * WHEN...For the Dense Fog Advisory, until noon CST today. For the Wind Advisory, from 2 PM this afternoon to 6 PM CST Monday. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...A strong cold front passing through this afternoon and evening will lead to a rapid drop in temperatures from the 40s and 50s to the 20s and teens which could result in a flash freeze leading to icy roads.